Variables | Level | First difference | ||
---|---|---|---|---|
CIPS | CADF | CIPS | CADF | |
EF (log) | − 2.564 | 11.23 | − 5.186a | 17.67b |
NR | − 1.876 | 13.56 | − 4.654a | 22.43a |
FD (log) | − 1.342 | 12.67 | − 3.287a | 16.34a |
UB | − 1.345 | 10.32 | − 2.768a | 15.56b |
BI (log) | − 1.416 | 15.89 | − 5.199a | 18.32a |
GB (log) | − 2.561 | 10.45 | − 3.167b | 15.45b |
HD (log) | − 1.632 | 16.98 | − 4.867a | 19.42b |